Cannabis News Round-Up

San Francisco District Attorney to wipe out 9,000-plus pot cases going back to 1975. An algorithm is helping expunge San Francisco weed-related convictions. We take you inside a Colorado legal marijuana grow house. Colorado governor: Federal crackdown would be ‘existential threat’ to marijuana industry. Colorado governor talks cannabis and the economy.

Nearly 300 Michigantowns just say no to marijuana businesses. Michigan is looking for advice to help develop rules for legal marijuana.

New York recreational marijuana legalization: What to know about drugged driving. New York law enforcement, prosecutors anticipate legalization of recreational marijuana. New Yorkcounties skeptical of marijuana legalization. New York cannabis industry jonesing to get pot legalized before state gets left out of smoking circle. Cuomo, de Blasio say New York pot sales will help fix the subway. How New York is preparing for legal weed.

Why the legal cannabis industry loves the Ford Transit van. Legal cannabis poses a long-term risk to all beverage alcohol categories, says consulting group. This is the surprising reason why Americans have dramatically shifted their views on legalizing pot. Pharm to table? Martha Stewart to become cannabis adviser. The New Normal—A short by Spike Jonze. Fast-growing pot seller MedMen faces lawsuit by former insider.

US cannabis law is helping Canada make hay. Former dispensary operator sues Ontario over ‘arbitrary’ and ‘unlawful’ cannabis retail lottery. Canadaco-ops springing up as smaller growers seek to compete. Nearly 1 in 6 in Canada have used marijuana since recreational pot was legalized.